for(int i=0;i<255;i++)
	{analogWrite(5,i);
	delay(100);
	}
//精炼
for(int i=0;i<511;i++)
	{
	if(i<255){
		analogWrite(5,i);}
	else{
		analogWrite(5,511-i);}
		delay(100);}

//摇杆控制电机
if(verticalVal<512)
	{
	digitalWrite(4,HIGH);
	analogWrite(5,map(512-verticalVal,0,511,0,255));}
else{
	digitalWrite(4,LOW);
	analogWrite(5,map(verticalVal,512,1023,0,255));}
